RHS Chelsea Flower Show

Filters

Out of stock items ShowHide

Showing RHS Chelsea Flower Show Facing : West Eventual Height : 0.6m-0.9m Flower Colour : Purple Sowing month inside or protected : April Special features : Plants that are native Sowing month outside : May Soil pH : Alkaline Soil moisture : Normal clear all

Out of stock items ShowHide

Supplied As

Sort by

Show 50 items

Showing 1 to 1 of 1 item

Showing RHS Chelsea Flower Show Facing : West Eventual Height : 0.6m-0.9m Flower Colour : Purple Sowing month inside or protected : April Special features : Plants that are native Sowing month outside : May Soil pH : Alkaline Soil moisture : Normal clear all

View info Centaurea Nigra | Black Knapweed Or Common Knapweed

From £2.99

approx 20 seeds

9cm pot

3 × 9cm pots

6 × 9cm pots

Get the latest news, offers and advice.

item added to your basket item removed from your wheelbarrow
View your basket